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6 results found for "zero-exponent" in Class 10.

Question Expert Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 21

यदि सरलतम हर \(q=2^5\cdot 5^5\cdot 7^0\) है तो दशमलव प्रसार के बारे में क्या निश्चित है?

If the reduced denominator is \(q=2^5\cdot 5^5\cdot 7^0\), what is certain about the decimal expansion?

Explanation opens after your attempt
Correct Answer

A. ठीक (5) स्थानों पर समाप्तTerminates exactly after (5) places

Step 1

Concept

Since \(7^0=1\), the effective denominator is \(2^5\cdot 5^5=10^5\). The decimal terminates exactly after (5) places.

Step 2

Why this answer is correct

The correct answer is A. ठीक (5) स्थानों पर समाप्त / Terminates exactly after (5) places. Since \(7^0=1\), the effective denominator is \(2^5\cdot 5^5=10^5\). The decimal terminates exactly after (5) places.

Step 3

Exam Tip

\(7^0=1\) है इसलिए प्रभावी हर \(2^5\cdot 5^5=10^5\) है। दशमलव ठीक (5) स्थानों पर समाप्त होगा।

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Question Expert Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 21

किसी भिन्न का सरलतम हर \(2^5\cdot 5^2\cdot 7^0\cdot 19^0\) है। दशमलव प्रसार कैसा होगा?

A fraction has reduced denominator \(2^5\cdot 5^2\cdot 7^0\cdot 19^0\). What type of decimal expansion will it have?

Explanation opens after your attempt
Correct Answer

A. सांत और (5) स्थानों पर समाप्तTerminating after (5) places

Step 1

Concept

Both \(7^0\) and \(19^0\) equal (1), so the effective denominator is \(2^5\cdot 5^2\). The larger exponent is (5), so the decimal terminates after (5) places.

Step 2

Why this answer is correct

The correct answer is A. सांत और (5) स्थानों पर समाप्त / Terminating after (5) places. Both \(7^0\) and \(19^0\) equal (1), so the effective denominator is \(2^5\cdot 5^2\). The larger exponent is (5), so the decimal terminates after (5) places.

Step 3

Exam Tip

\(7^0\) और \(19^0\) दोनों (1) हैं इसलिए प्रभावी हर \(2^5\cdot 5^2\) है। बड़ी घात (5) होने से दशमलव (5) स्थानों पर समाप्त होगा।

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Question Expert Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 20

किसी भिन्न का सरलतम हर \(2^4\cdot 5^3\cdot 3^0\cdot 17^0\) है। दशमलव प्रसार कैसा होगा?

A fraction has reduced denominator \(2^4\cdot 5^3\cdot 3^0\cdot 17^0\). What type of decimal expansion will it have?

Explanation opens after your attempt
Correct Answer

A. सांत और (4) स्थानों पर समाप्तTerminating after (4) places

Step 1

Concept

Both \(3^0\) and \(17^0\) equal (1), so the effective denominator is \(2^4\cdot 5^3\). The larger exponent is (4), so the decimal terminates after (4) places.

Step 2

Why this answer is correct

The correct answer is A. सांत और (4) स्थानों पर समाप्त / Terminating after (4) places. Both \(3^0\) and \(17^0\) equal (1), so the effective denominator is \(2^4\cdot 5^3\). The larger exponent is (4), so the decimal terminates after (4) places.

Step 3

Exam Tip

\(3^0\) और \(17^0\) दोनों (1) हैं इसलिए प्रभावी हर \(2^4\cdot 5^3\) है। बड़ी घात (4) होने से दशमलव (4) स्थानों पर समाप्त होगा।

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Question Expert Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 19

किसी भिन्न का सरलतम हर \(2^3\cdot 5^2\cdot 3^0\cdot 11^0\) है। दशमलव प्रसार कैसा होगा?

A fraction has reduced denominator \(2^3\cdot 5^2\cdot 3^0\cdot 11^0\). What type of decimal expansion will it have?

Explanation opens after your attempt
Correct Answer

A. सांत और (3) स्थानों पर समाप्तTerminating after (3) places

Step 1

Concept

Both \(3^0\) and \(11^0\) equal (1), so the effective denominator is \(2^3\cdot 5^2\). The larger exponent is (3), so the decimal terminates after (3) places.

Step 2

Why this answer is correct

The correct answer is A. सांत और (3) स्थानों पर समाप्त / Terminating after (3) places. Both \(3^0\) and \(11^0\) equal (1), so the effective denominator is \(2^3\cdot 5^2\). The larger exponent is (3), so the decimal terminates after (3) places.

Step 3

Exam Tip

\(3^0\) और \(11^0\) दोनों (1) हैं, इसलिए हर में केवल \(2^3\cdot 5^2\) प्रभावी है। बड़ी घात (3) है, इसलिए दशमलव (3) स्थानों पर समाप्त होगा।

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Question Hard Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 20

सरलतम रूप में हर \(2^5\cdot 5^3\cdot 7^0\) हो, तो दशमलव प्रसार कैसा होगा?

If the denominator in lowest form is \(2^5\cdot 5^3\cdot 7^0\), what type of decimal expansion will it have?

Explanation opens after your attempt
Correct Answer

A. सांत और (5) दशमलव स्थानTerminating with (5) decimal places

Step 1

Concept

\(7^0=1\), so there is no actual factor (7) in the denominator.

Step 2

Why this answer is correct

The denominator is \(2^5\cdot 5^3\), so the decimal terminates with (5) places.

Step 3

Exam Tip

Do not get confused by a zero exponent. चरण 1: \(7^0=1\), इसलिए हर में (7) का वास्तविक गुणनखंड नहीं है। चरण 2: हर \(2^5\cdot 5^3\) है, इसलिए दशमलव सांत होगा और बड़ी घात (5) स्थान देगी। चरण 3: शून्य घात को देखकर भ्रमित न हों।

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Question Hard Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 19

यदि \(\frac{p}{q}\) सरलतम रूप में है और \(q=2^2\cdot 5^3\cdot 3^0\), तो दशमलव प्रसार के लिए सही निष्कर्ष क्या है?

If \(\frac{p}{q}\) is in lowest form and \(q=2^2\cdot 5^3\cdot 3^0\), what is the correct conclusion about the decimal expansion?

Explanation opens after your attempt
Correct Answer

B. सांत, क्योंकि \(3^0=1\) हैTerminating because \(3^0=1\)

Step 1

Concept

\(3^0=1\), so there is actually no factor (3) in the denominator.

Step 2

Why this answer is correct

The denominator is \(2^2\cdot 5^3\), containing only (2) and (5). Hence the decimal terminates.

Step 3

Exam Tip

Do not get confused by a zero exponent. चरण 1: \(3^0=1\), इसलिए हर में वास्तव में (3) का गुणनखंड नहीं है। चरण 2: हर \(2^2\cdot 5^3\) ही है, जिसमें केवल (2) और (5) हैं। इसलिए दशमलव सांत होगा। चरण 3: शून्य घात को लेकर भ्रम न करें।

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